{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894712,-0.446643,0.000000,0.000000,0.284780,-0.570469,0.770367,0.000000,-0.343137,0.687370,0.640140,0.000000,-2191581.777614,4390166.623582,4061143.211065,1],    "boundingVolume": {    "region": [2.033739,0.694618,2.033872,0.694743,0.000000,66.149328]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1138454.b3dm"}}}